FR2350150B1 - - Google Patents

Info

Publication number
FR2350150B1
FR2350150B1 FR7638749A FR7638749A FR2350150B1 FR 2350150 B1 FR2350150 B1 FR 2350150B1 FR 7638749 A FR7638749 A FR 7638749A FR 7638749 A FR7638749 A FR 7638749A FR 2350150 B1 FR2350150 B1 FR 2350150B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7638749A
Other languages
French (fr)
Other versions
FR2350150A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aetna Standard Engineering Co
Original Assignee
Aetna Standard Engineering Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aetna Standard Engineering Co filed Critical Aetna Standard Engineering Co
Publication of FR2350150A1 publication Critical patent/FR2350150A1/en
Application granted granted Critical
Publication of FR2350150B1 publication Critical patent/FR2350150B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
    • B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Specific Conveyance Elements (AREA)
  • Metal Rolling (AREA)
  • Winding, Rewinding, Material Storage Devices (AREA)
FR7638749A 1976-05-04 1976-12-22 PUNCH CHANGER MECHANISM OF A TUBE LAMINATOR Granted FR2350150A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/682,920 US4038854A (en) 1976-05-04 1976-05-04 Plug changer for plug mill

Publications (2)

Publication Number Publication Date
FR2350150A1 FR2350150A1 (en) 1977-12-02
FR2350150B1 true FR2350150B1 (en) 1980-03-07

Family

ID=24741772

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638749A Granted FR2350150A1 (en) 1976-05-04 1976-12-22 PUNCH CHANGER MECHANISM OF A TUBE LAMINATOR

Country Status (6)

Country Link
US (1) US4038854A (en)
JP (1) JPS52133859A (en)
CA (1) CA1041804A (en)
DE (2) DE2700589C2 (en)
FR (1) FR2350150A1 (en)
GB (1) GB1559487A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528355A1 (en) * 1982-06-14 1983-12-16 Erca Holding METHOD AND DEVICE FOR INSTALLING AND PREFORMING A BAND STRAP AND MOLDING BLOCK ASSOCIATED WITH SUCH A DEVICE
EP0698426A1 (en) 1994-08-18 1996-02-28 MANNESMANN Aktiengesellschaft Mandrel changer for plug-mills
DE4431389C1 (en) * 1994-08-25 1995-08-10 Mannesmann Ag Plug handling in plug rolling mills

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7148215U (en) * 1972-07-20 Mannesmannroehren Werke Ag Mandrel changing device and mandrel on rolling mills for ironing hollow bodies
DE7333494U (en) * 1974-07-18 Mannesmann Meer Ag Mandrel changing device for cross rolling mill
US1931571A (en) * 1931-08-04 1933-10-24 Frank J Burns Plug bar for seamless tube mills
US2771800A (en) * 1952-03-06 1956-11-27 United States Steel Corp Plug rolling mill
JPS522388B2 (en) * 1972-05-04 1977-01-21
CA960885A (en) * 1972-08-02 1975-01-14 Frederick W. Kruppert Device for inserting plugs in a plug mill
IT1020387B (en) * 1973-09-12 1977-12-20 Mannesmann Roehren Werke Ag DEVICE FOR CHANGING THE PLUGS IN AN OBLIQUE MILL
FR2322674A1 (en) 1974-01-10 1977-04-01 Vallourec MECHANICAL CHUCK CHANGE DEVICE FOR ROLLING ROLLERS
DE2443459A1 (en) * 1974-09-11 1976-03-25 Moeller & Neumann Gmbh Universal rolling mill - designed for rapid sideways extn and replacement of rolls

Also Published As

Publication number Publication date
CA1041804A (en) 1978-11-07
DE2700589C2 (en) 1983-01-20
US4038854A (en) 1977-08-02
DE2700589A1 (en) 1977-11-10
JPS52133859A (en) 1977-11-09
JPS5420461B2 (en) 1979-07-23
FR2350150A1 (en) 1977-12-02
GB1559487A (en) 1980-01-23
DE2759919C2 (en) 1987-07-23

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Legal Events

Date Code Title Description
TP Transmission of property
CL Concession to grant licences
TP Transmission of property
ST Notification of lapse